OTHER BALANCE SHEET AND STATEMENTS OF OPERATIONS INFORMATION - Additional Details Related to Certain Balance Sheet Captions (Detail) - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025
Other current assets:
Prepaid taxes	$ 99	$ 139
Prepaid expenses	214	184
Capitalized costs to obtain and fulfill sales contracts	149	143
Foreign exchange forwards on certain assets and liabilities	0	9
Interest receivable on interest rate and cross currency swaps	53	95
Assets held-for-sale	101	98
Other	44	46
Total other current assets	660	714
Other assets:
Investments in non-consolidated affiliates	495	489
Deposits for real-estate leases	16	16
Indemnification assets related to acquisitions	36	35
Mutual funds, certificates of deposit and money market deposit accounts/funds	99	110
Company owned life insurance (at contract value)	50	50
Capitalized costs to obtain sales contracts	267	253
Derivative instruments designated as accounting hedges	9	0
Pension and other retirement employee benefits	77	74
Other	67	74
Total other assets	1,116	1,101
Accounts payable and accrued liabilities:
Salaries and benefits	170	126
Incentive compensation	111	390
Customer credits, advanced payments and advanced billings	147	163
Dividends	7	8
Professional service fees	49	49
Accounts payable	97	62
Income taxes	169	146
Reserve for international non-income tax obligation	53	0
Pension and other retirement employee benefits	10	9
Accrued royalties	23	20
Foreign exchange forwards on certain assets and liabilities	25	0
Restructuring liability	46	41
Liabilities held-for-sale	47	36
Other	117	102
Total accounts payable and accrued liabilities	1,153	1,304
Other liabilities:
Pension and other retirement employee benefits	209	216
Interest accrued on UTPs	46	43
MAKS indemnification provisions	19	19
Derivative instruments designated as accounting hedges	456	540
Other	44	41
Total other liabilities	774	859
Swap
Accounts payable and accrued liabilities:
Interest accrued on debt	40	66
Debt
Accounts payable and accrued liabilities:
Interest accrued on debt	$ 42	$ 86